48960680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{809}}^1$

素因数の和:926

約数の個数: 64

約数和(自身を含む): 118098000

約数和(自身を除く): 69137320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 340, 356, 445, 680, 712, 809, 890, 1513, 1618, 1780, 3026, 3236, 3560, 4045, 6052, 6472, 7565, 8090, 12104, 13753, 15130, 16180, 27506, 30260, 32360, 55012, 60520, 68765, 72001, 110024, 137530, 144002, 275060, 288004, 360005, 550120, 576008, 720010, 1224017, 1440020, 2448034, 2880040, 4896068, 6120085, 9792136, 12240170, 24480340, 48960680]

約数ペア:

[(1, 48960680), (2, 24480340), (4, 12240170), (5, 9792136), (8, 6120085), (10, 4896068), (17, 2880040), (20, 2448034), (34, 1440020), (40, 1224017), (68, 720010), (85, 576008), (89, 550120), (136, 360005), (170, 288004), (178, 275060), (340, 144002), (356, 137530), (445, 110024), (680, 72001), (712, 68765), (809, 60520), (890, 55012), (1513, 32360), (1618, 30260), (1780, 27506), (3026, 16180), (3236, 15130), (3560, 13753), (4045, 12104), (6052, 8090), (6472, 7565)]